| enable_language(C) | |
| enable_language(CXX) | |
| include(CheckStructHasMember) | |
| check_struct_has_member("struct timeval" tv_sec sys/select.h HAVE_TIMEVAL_TV_SEC) | |
| check_struct_has_member("struct timeval" tv_sec sys/select.h HAVE_TIMEVAL_TV_SEC_C LANGUAGE C) | |
| check_struct_has_member("struct timeval" tv_sec sys/select.h HAVE_TIMEVAL_TV_SEC_CXX LANGUAGE CXX) |